Researchers discovered the body of water—now the largest known underground thermal lake in the world—while investigating a ...

Researchers discovered the largest underground thermal lake in the world at the bottom of an “abyss.” The lake holds more ...

Its name, Rotomairewhenua, was given by the Ngāti Apa, a local Māori tribe. The name’s meaning: the lake of peaceful lands. To New Zealanders, and to the Māori, the small body of water is sacred and ...